Polishing machine with grinding wheel convenient to replace

Abstract

The utility model discloses a polishing machine convenient to replace a grinding wheel, and relates to the technical field of automobile part machining, the polishing machine comprises a supporting seat, a polishing machine main body is fixedly installed at the upper end of the supporting seat, output shafts are arranged on the left side and the right side of the polishing machine main body, and supporting tables are fixedly installed on the left side and the right side of the upper end of the supporting seat; a clamping base is fixedly installed at the upper end of the supporting table, and a sliding groove is formed in the upper end of the clamping base. According to the polishing machine with the grinding wheel convenient to replace, a rotary knob is rotated to drive a two-way lead screw to rotate, two clamping blocks drive an anti-skid cushion block to be tightly attached to an output shaft, clamping and fixing of the output shaft are achieved, the grinding wheel is connected to the outer side of a mounting rod in a sleeving mode, and at the moment, a limiting elastic buckle is contained in an elastic buckle groove under the action of extrusion force; and then the threaded sleeve is connected to the outer side of the threaded rod in a sleeving mode, the threaded sleeve is rotated to enable the abrasion-resistant cushion block to be tightly attached to the grinding wheel, and clamping and fixing of the grinding wheel are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a polishing machine which is convenient for replacing grinding wheels. Background Art

[0002] During the production and processing of automotive parts, in order to ensure their surface accuracy, the workpiece needs to be polished, which involves the use of a polishing machine. The polishing machine drives the grinding wheel installed on the polishing machine to rotate at high speed through an electric motor. Due to the combined action of the grinding wheel and the polishing agent and the friction with the surface to be polished, the paint surface pollution, oxide layer, and shallow marks can be removed. In order to ensure the polishing effect of the polishing machine, the grinding wheel needs to be replaced regularly.

[0003] The existing polishing machine lacks an auxiliary positioning structure for the output shaft when replacing the grinding wheel, which causes the output shaft to easily deflect and shake during the disassembly and assembly of the bolts. At the same time, there is a lack of auxiliary positioning function for the grinding wheel during the installation process, resulting in time-consuming and labor-intensive replacement of the grinding wheel and low efficiency. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a polishing machine that is easy to replace the grinding wheel. It solves the problem that the polishing machine lacks an auxiliary positioning structure for the output shaft when replacing the grinding wheel, which causes the output shaft to easily deflect and shake during the disassembly and assembly of the bolts. At the same time, there is a lack of auxiliary positioning function for the grinding wheel during the installation process, which makes the replacement of the grinding wheel time-consuming, labor-intensive and inefficient.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a polishing machine that is convenient for replacing grinding wheels, includes a support seat, the upper end of the support seat is fixedly installed with a polishing machine body, and output shafts are provided on the left and right sides of the polishing machine body, and support platforms are fixedly installed on the left and right sides of the upper end of the support seat, and a clamping seat is fixedly installed on the upper end of the support platform, and a slide groove is provided at the upper end of the clamping seat, and a two-way screw and a clamping block are provided on the inner side of the slide groove, and an end of the output shaft away from the polishing machine body is fixedly installed with a mounting plate, and a mounting rod is fixedly installed on one side of the polishing machine body of the mounting plate, and a spring clip groove is provided on the surface of the mounting rod, and a limit spring clip is provided on the inner side of the spring clip groove, and a threaded rod is fixedly installed on the end of the mounting rod away from the mounting plate, and a threaded sleeve and a limit plate are provided on the outer side of the threaded rod.

[0006] Preferably, the support platform and the clamping seat are both symmetrically arranged in two and are located below the output shaft. The front and rear ends of the bidirectional screw are rotatably connected to the inner side of the slide groove, and a knob is fixedly installed on the outer side of the clamping seat to facilitate the control of the rotation of the bidirectional screw.

[0007] Preferably, two clamping blocks are located on the inner side of the slide groove and are symmetrically arranged in the front and back directions. The lower end of the clamping block is slidingly connected to the inner side of the slide groove and is threadedly connected to the surface of the bidirectional screw. The upper end of the clamping block extends to the front and rear sides of the output shaft and is fixedly installed with an anti-slip pad to facilitate the control of the clamping block to clamp and fix the output shaft.

[0008] Preferably, the mounting rod and the output shaft are coaxially arranged, the snap grooves are located on the outer side of the mounting rod away from the end of the mounting plate, and are arranged in a ring array to facilitate the installation of the grinding wheel.

[0009] Preferably, one end of the limiting spring buckle is slidably sleeved on the inner side of the spring buckle groove and is elastically connected by a spring. The other end of the limiting spring buckle extends to the outer side of the spring buckle groove and is designed in a hemispherical structure to facilitate the limiting of the grinding wheel.

[0010] Preferably, the threaded rod and the mounting rod are coaxially arranged, and the threaded sleeve is threadedly connected to the outer sides of the threaded rod, which facilitates the installation of the threaded sleeve.

[0011] Preferably, the limiting plate and the threaded sleeve are fixedly connected at one end close to the mounting plate, and a wear-resistant pad is fixedly installed on one side of the limiting plate close to the mounting plate. The wear-resistant pad is designed in an annular structure and does not interfere with the limiting spring buckle, making it convenient to clamp and fix the grinding wheel.

[0012] Beneficial effects

[0013] The utility model provides a polishing machine that is easy to replace the grinding wheel. Compared with the existing technology, it has the following beneficial effects:

[0014] 1. The polishing machine for easy replacement of grinding wheels is provided with an output shaft, a slide groove, a bidirectional screw, a knob, a clamping block, and an anti-skid pad. By turning the knob to drive the bidirectional screw to rotate, the two clamping blocks are simultaneously moved closer to each other along the slide groove until the anti-skid pad and the output shaft are tightly fitted, thereby clamping and fixing the output shaft to prevent it from deflecting and shaking, and facilitating the installation of the grinding wheel.

[0015] 2. The polishing machine, which is convenient for replacing the grinding wheel, is provided with a mounting plate, a mounting rod, a spring buckle groove, a limiting spring buckle, a threaded rod, a threaded sleeve, a limiting plate, and a wear-resistant pad. The grinding wheel is sleeved on the outside of the mounting rod. At this time, the limiting spring buckle is retracted into the spring buckle groove under the action of extrusion force until the grinding wheel is fitted with the mounting plate, thereby realizing rapid limiting of the grinding wheel. Then, the threaded sleeve is sleeved on the outside of the threaded rod, and the threaded sleeve is rotated so that the limiting plate drives the wear-resistant pad to fit tightly with the grinding wheel, thereby realizing clamping and fixing of the grinding wheel conveniently and quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the cross-sectional three-dimensional structure of the utility model Figure 1 ;

[0019] Figure 4 This is a schematic diagram of the cross-sectional three-dimensional structure of the utility model Figure 2 ;

[0020] Figure 5 For this utility model Figure 4 A is an enlarged structural diagram of FIG.

[0021] In the figure: 1. Support seat; 2. Polishing machine body; 3. Output shaft; 4. Support platform; 5. Clamping seat; 6. Slide groove; 7. Bidirectional screw; 71. Knob; 8. Clamping block; 81. Anti-slip pad; 9. Mounting plate; 10. Mounting rod; 11. Spring buckle groove; 12. Limit spring buckle; 13. Threaded rod; 14. Threaded sleeve; 15. Limiting plate; 151. Wear-resistant pad. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-Figure 5The utility model provides a technical solution: a polishing machine that is convenient for replacing grinding wheels, including a support base 1, a polishing machine body 2 is fixedly installed on the upper end of the support base 1, and an output shaft 3 is provided on the left and right sides of the polishing machine body 2, a support platform 4 is fixedly installed on the left and right sides of the upper end of the support base 1, a clamping base 5 is fixedly installed on the upper end of the support platform 4, a slide groove 6 is opened on the upper end of the clamping base 5, a bidirectional screw 7 and a clamping block 8 are provided on the inner side of the slide groove 6, the support base 4 and the clamping base 5 are both symmetrically provided with two, and are located below the output shaft 3, and the front and rear ends of the bidirectional screw 7 are rotatably connected to the inner side of the slide groove 6 , and extends to the outside of the clamping seat 5 and is fixedly installed with a knob 71. The clamping block 8 is located on the inner side of the slide groove 6 and is symmetrically provided with two front and rear. The lower end of the clamping block 8 is slidably connected to the inner side of the slide groove 6 and is threadedly connected to the surface of the bidirectional screw 7. The upper end of the clamping block 8 extends to the front and rear sides of the output shaft 3 and is fixedly installed with an anti-slip pad 81. By turning the knob 71 to drive the bidirectional screw 7 to rotate, the two clamping blocks 8 are simultaneously close to each other along the slide groove 6 until the anti-slip pad 81 is tightly fitted to the output shaft 3, thereby clamping and fixing the output shaft 3 to prevent it from deflecting and shaking, and facilitating the installation of the grinding wheel;

[0024] The output shaft 3 is fixedly mounted with a mounting plate 9 at one end away from the polishing machine body 2, and a mounting rod 10 is fixedly mounted on one side of the mounting plate 9 polishing machine body 2. A spring groove 11 is provided on the surface of the mounting rod 10, and the mounting rod 10 and the output shaft 3 are coaxially arranged. The spring groove 11 is located at one end of the outer side of the mounting rod 10 away from the mounting plate 9, and a plurality of springs are arranged in an annular array. A limit spring buckle 12 is provided on the inner side of the spring buckle groove 11, and one end of the limit spring buckle 12 is slidably sleeved with the inner side of the spring buckle groove 11 and is elastically connected by a spring. The other end of the limit spring buckle 12 extends to the outer side of the spring buckle groove 11 and is designed as a hemispherical structure. By sleeve-fitting the grinding wheel on the outer side of the mounting rod 10, the limit spring buckle 12 is retracted into the spring buckle groove 11 under the action of the extrusion force until the grinding wheel pops out when it fits with the mounting plate 9, thereby realizing rapid limiting of the grinding wheel.

[0025] A threaded rod 13 is fixedly installed at one end of the mounting rod 10 away from the mounting disk 9, and a threaded sleeve 14 and a limit plate 15 are provided on the outside of the threaded rod 13. The threaded rod 13 and the mounting rod 10 are coaxially arranged, and the threaded sleeve 14 is threadedly connected to the outside of the threaded rod 13. The limit plate 15 and the threaded sleeve 14 are fixedly connected at one end close to the mounting disk 9. A wear-resistant pad 151 is fixedly installed on the side of the limiting disk 15 close to the mounting disk 9. The wear-resistant pad 151 is designed in an annular structure and does not interfere with the limiting spring buckle 12. The threaded sleeve 14 is sleeved on the outside of the threaded rod 13, and the threaded sleeve 14 is rotated so that the limiting disk 15 drives the wear-resistant pad 151 to fit tightly with the grinding wheel, thereby clamping and fixing the grinding wheel.

[0026] The two-way screw 7 is driven to rotate by turning the knob 71, so that the two clamping blocks 8 are simultaneously close to each other along the slide groove 6 until the anti-slip pad 81 is tightly fitted to the output shaft 3, thereby clamping and fixing the output shaft 3 to prevent it from deflecting and shaking, which facilitates the installation of the grinding wheel. By sleeve-connecting the grinding wheel to the outside of the mounting rod 10, the limiting spring buckle 12 is now retracted into the spring buckle groove 11 under the action of the extrusion force until the grinding wheel is fitted with the mounting plate 9 and pops out to achieve rapid limiting of the grinding wheel, and then the threaded sleeve 14 is sleeved to the outside of the threaded rod 13, and the threaded sleeve 14 is rotated to make the limiting plate 15 drive the wear-resistant pad 151 to fit tightly with the grinding wheel, thereby clamping and fixing the grinding wheel, which is convenient and quick. Subsequently, the knob 71 is rotated to drive the clamping block 8 to release the clamping of the output shaft 3, and the polishing machine body 2 can drive the output shaft 3 to polish the workpiece.

[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polishing machine for facilitating the replacement of grinding wheels, comprising a support base (1), characterized in that: The upper end of the support seat (1) is fixedly mounted with a polishing machine body (2), and the left and right sides of the polishing machine body (2) are provided with output shafts (3). The left and right sides of the upper end of the support seat (1) are fixedly mounted with support platforms (4), and the upper end of the support platform (4) is fixedly mounted with a clamping seat (5). The upper end of the clamping seat (5) is provided with a slide groove (6), and the inner side of the slide groove (6) is provided with a bidirectional lead screw (7) and a clamping block (8). The output shaft (3) is away from the polishing machine body. A mounting plate (9) is fixedly mounted on one end of the polishing machine body (2); a mounting rod (10) is fixedly mounted on one side of the mounting plate (9) and the polishing machine body (2); a spring clip groove (11) is provided on the surface of the mounting rod (10); a limit spring clip (12) is provided on the inner side of the spring clip groove (11); a threaded rod (13) is fixedly mounted on one end of the mounting rod (10) away from the mounting plate (9); a threaded sleeve (14) and a limit plate (15) are provided on the outer side of the threaded rod (13).

2. The polishing machine for easy replacement of grinding wheels according to claim 1, characterized in that: The support platform (4) and the clamping seat (5) are both symmetrically arranged in two pieces and are located below the output shaft (3). The front and rear ends of the bidirectional lead screw (7) are rotatably connected to the inner side of the slide groove (6) and extend to the outer side of the clamping seat (5) to be fixedly installed with a knob (71).

3. The polishing machine for easy replacement of grinding wheels according to claim 1, characterized in that: The clamping blocks (8) are located on the inner side of the slide groove (6) and are symmetrically arranged in front and back. The lower end of the clamping block (8) is slidably connected to the inner side of the slide groove (6) and is threadedly connected to the surface of the bidirectional screw (7). The upper end of the clamping block (8) extends to the front and rear sides of the output shaft (3) and is fixedly installed with an anti-slip pad (81).

4. The polishing machine with easy replacement of grinding wheels according to claim 1, characterized in that: The mounting rod (10) and the output shaft (3) are coaxially arranged, and the snap-fastener slots (11) are located on the outside of the mounting rod (10) at one end away from the mounting plate (9), and are arranged in a ring array.

5. The polishing machine with easy replacement of grinding wheels according to claim 1, characterized in that: One end of the position-limiting spring buckle (12) is slidably sleeved with the inner side of the spring buckle groove (11) and is elastically connected via a spring; the other end of the position-limiting spring buckle (12) extends to the outer side of the spring buckle groove (11) and is designed in a hemispherical structure.

6. The polishing machine for facilitating replacement of grinding wheels according to claim 1, characterized in that: The threaded rod (13) and the mounting rod (10) are coaxially arranged, and the threaded sleeve (14) is threadedly connected to the outer side of the threaded rod (13).

7. The polishing machine with easy replacement of grinding wheels according to claim 1, characterized in that: The limiting plate (15) and the threaded sleeve (14) are fixedly connected at one end close to the mounting plate (9); a wear-resistant pad (151) is fixedly installed on one side of the limiting plate (15) close to the mounting plate (9); the wear-resistant pad (151) is designed in an annular structure and does not interfere with the limiting spring buckle (12).

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